Beck finished 30% of his homework in 12 minutes. how many minutes will it take him to complete all of his homework? part a let m = the number of minutes it will take beck to finish his homework. choose the equation that can be used to find the solution to the problem. a. 0.03m = 12 b. 12m = 0.3 c. m = 0.3 × 12 d. 0.3m = 12 part b use the expression from part a to find the total number of minutes it will take beck to complete all of his homework. enter your answer in the box. minutes